Here is a picture from a previous post, see this one, that shows just one possibility with those lights.
Fun for young and old, try rearranging colored ones into shapes or messages. For the more technologically advanced, perhaps a small logic board would bring even more possibilities!
We want to try this out at the Schoolhouse in the coming months. If you've tried this before, let us know and send us a pictures. If you are interested in how we did this and have additional ideas, we are more than happy to talk!
Just ask for Joe.